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Pump Rotor, page 18. 9 10 099800 150 SHELL REMOVAL EA/EB Euro PV 020 Upper Shell Fan Guard Figure 12 - Fuel Filter Removal, 30/70,000 BTU/Hr Models Figure 11 - Upper Shell Removal, 150,000 BTU/Hr Model Figure 9 - Upper Shell Removal, 30/70,000 BTU/Hr Models Figure 10 - Upper Shell Removal, 90,000 BTU/Hr Model Upper Shell Fan Guard Fuel Filter Side Cover Fuel Line Fuel Filter (30/70,000 BTU/Hr Models) 1. Remove side cover screws using 5/16" nut-driver. 2. Remove side cover. 3. Pull rubber fuel line off fuel filter neck. 4. Carefully pry bushing and fuel filter out of fuel tank. 5. Wash fuel filter with clean fuel and replace in tank. 6. Attach rubber fuel line to fuel filter neck. 7. Replace side cover. Fan Guard Upper Shell SERVICE PROCEDURES ! WARNING Never service heater while it is plugged in, operating, or hot. Severe burns and electrical shock can occur. Upper Shell Removal 1. Remove screws along each side of heater using 5/16" nut-driver. These screws attach upper and lower shells together. 2. Lift upper shell off. 3. Remove fan guard. Fuel Filter (90,000 BTU/Hr Model) 1. Remove side cover screws using 5/16" nut-driver. 2. Remove side cover. 3. Pull upper fuel line off fuel filter neck. 4. Carefully pry bushing, lower fuel line, and fuel filter out of fuel tank. 5. Wash fuel filter with clean fuel and replace in tank. 6. Attach upper fuel line to fuel filter neck. 7. Replace side cover. Fuel Filter (150,000 BTU/Hr Model) 1. Remove upper shell (see page 10). 2. Remove fan (see page 19). 3. Loosen flare nut using 3/4" open-end wrench. Push fuel tube down, away from burner head. Fuel filter is located inside of fuel tube. 4. Lift out fuel filter. 5. Wash fuel filter with clean fuel and replace in fuel tube. 6. Connect fuel tube to burner head. Attach flare nut until nut seats against fuel tube and fitting. Tighten 1/4 turn more using 3/4" open-end wrench (11.3-14.7 n-m). 7. Replace fan (see page 19). 8. Replace fan guard and upper shell. Fuel Filter, Bushing, and Lower Fuel Line Upper Fuel Line Side Cover 100 FUEL FILTER REMOVAL PFA/P 041 Figure 13 - Fuel Filter Removal, 90,000 BTU/Hr Model Fuel Tube Burner Head Combustion ChamberFuel Filter Flare Nut 150 FUEL FILTER REMOVAL PFA/P 043 Figure 14 - Fuel Filter Removal, 150,000 BTU/Hr Model 11 Spark Plug (30,000 BTU/Hr Model) 1. Remove upper shell (see page 10). 2. Remove fan (see page 19). 3. Remove fuel and air line hoses from nozzle assembly. 4. Remove spark plug wire from spark plug. 5. Remove two screws using 5/16" nut-driver and remove burner strap. 6. Place hex-body of spark plug into vise and tighten. 7. Remove spark plug mounting nut using 11/16" open-end wrench. 8. Remove burner strap from spark plug. 9. Clean and regap spark plug electrodes to 1.4 mm gap. 10. Replace burner strap onto spark plug. Rotate burner strap to position spark plug electrodes (see Figure 17). 11. Tighten spark plug with spark plug mounting nut. 12. Release hex-body of spark plug from vise. 13. Replace burner strap onto combustion chamber. 14. Attach spark plug wire to spark plug. 15. Attach fuel and air line hoses to nozzle assembly. 16. Replace fan (see page 19). 17. Replace fan guard and upper shell. Combustion Chamber Burner Strap Nozzle Assembly Fuel Line Hose Air Line Hose Spark Plug Mounting Nut Spark Plug Spark Plug Wire Figure 15 - Spark Plug Removal, 30,000 BTU/Hr Model Bend Here to Adjust Gap 1.4 mm Gap Figure 16 - Spark Plug Gap, 30,000 BTU/Hr Model Burner Burner Strap Strap Figure 17 - Spark Plug Rotation, 30,000 BTU/Hr Model Only 12 Spark Plug (70/90/150,000 BTU/Hr Models) 1. Remove upper shell (see page 10). 2. Remove fan (see page 19). 3. Remove spark plug wire from spark plug. 4. Remove spark plug from burner head using 13/16" open-end wrench. 5. Clean and regap spark plug electrodes to 1.4 mm gap. 6. Install spark plug in burner head. 7. Attach spark plug wire to spark plug. 8. Replace fan (see page 19). 9. Replace fan guard and upper shell. (70/90,000 BTU/Hr Model Shown) Spark Plug Wire Burner Head Spark Plug SPARK PLUG REMOVAL 70, 100 &150 PFA/P 031A Figure 18 - Spark Plug Removal, 70/90/150,000 BTU/Hr Models Bend Here to Adjust Gap 1.4 mm Gap Figure 19 - Spark Plug Gap, 70/90/150,000 BTU/Hr Models 13 14 099800 Air Output, Air Intake, and Lint Filters 1. Remove upper shell (see page 10). 2. Remove filter end cover screws using 5/16" nutdriver. 3. Remove filter end cover. 4. Replace air output and lint filters. 5. Wash or replace air intake filter (see Preventative Maintenance Schedule, page 8). 6. Replace filter end cover. 7. Replace fan guard and upper shell. IMPORTANT: Do not oil filters. Air Intake Filter Lint Filter Filter End Cover Air Output Filter Fan Guard Figure 20 - Air Output, Air Intake, and Lint Filters, 30/70,000 BTU/Hr Models Air Intake Filter Filter End Cover Lint Filter Air Output Filter Figure 21 - Air Output, Air Intake, and Lint Filters, 90/150,000 BTU/Hr Models Figure 22P -R EPSrSeURsEs GuArUeG EG PaLUuGge PPFlAu/OgV 0R06eBmoval Pres...

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